Patents by Inventor Colin Stephenson

Colin Stephenson has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Valve sleeve for CT40 cannon
    Patent number: 11614295
    Abstract: A valve sleeve for a CT40-type cannon that functions in association with a detonation assembly to activate a firing pin. The valve sleeve incorporates a receiver to ensure the mechanical support of the cannon's firing pin during firing events, the firing pin being coupled to the valve sleeve and translatable in relation to it, the receiver being constituted by a cylindrical firing pin sleeve, a firing pin valve, and a firing pin assembly inserted in the substantially cylindrical sleeve and the firing pin being inserted both in the valve and in the firing pin assembly, this receiver being revolving.
    Type: Grant
    Filed: April 30, 2020
    Date of Patent: March 28, 2023
    Assignee: CTA INTERNATIONAL
    Inventors: Anne Gourdet, Frédéric Rouhaut, Colin Stephenson, Patrice Pichot
  • Liquid cleaning composition
    Patent number: 8445422
    Abstract: The present invention relates to a liquid, cleaning composition comprising abrasive cleaning particles.
    Type: Grant
    Filed: September 20, 2011
    Date of Patent: May 21, 2013
    Assignee: The Procter & Gamble Company
    Inventors: Denis Alfred Gonzales, Christopher Charles Graham, Colin Stephenson
  • LIQUID CLEANING COMPOSITION
    Publication number: 20120071378
    Abstract: The present invention relates to a liquid, cleaning composition comprising abrasive cleaning particles.
    Type: Application
    Filed: September 20, 2011
    Publication date: March 22, 2012
    Inventors: Denis Alfred Gonzales, Christopher Charles Graham, Colin Stephenson
  • Composition for use in the laundering or treatment of fabrics, and a process for making the composition
    Patent number: 7919450
    Abstract: The present invention relates to an auxiliary composition, for use in the laundering or treatment of fabrics, comprising an admix of (i) clay and (ii) a silicone in an emulsified form.
    Type: Grant
    Filed: June 4, 2010
    Date of Patent: April 5, 2011
    Assignee: The Procter & Gamble Company
    Inventors: Kevin Graham Blyth, Andrew Russell Graydon, Colin Stephenson
  • Composition for Use in the Laundering or Treatment of Fabrics, and a Process for Making the Composition
    Publication number: 20100240570
    Abstract: The present invention relates to an auxiliary composition, for use in the laundering or treatment of fabrics, comprising an admix of (i) clay and (ii) a silicone in an emulsified form.
    Type: Application
    Filed: June 4, 2010
    Publication date: September 23, 2010
    Inventors: Kevin Graham Blyth, Andrew Russell Graydon, Colin Stephenson
  • Composition for use in the laundering or treatment of fabrics, and a process for making the composition
    Patent number: 7754673
    Abstract: The present invention relates to an auxiliary composition, for use in the laundering or treatment of fabrics, comprising an admix of (i) clay and (ii) a silicone in an emulsified form.
    Type: Grant
    Filed: July 6, 2009
    Date of Patent: July 13, 2010
    Assignee: The Procter & Gamble Company
    Inventors: Kevin Graham Blyth, Andrew Russell Graydon, Colin Stephenson
  • COMPOSITION FOR USE IN THE LAUNDERING OR TREATMENT OF FABRICS, AND A PROCESS FOR MAKING THE COMPOSITION
    Publication number: 20090270302
    Abstract: The present invention relates to an auxiliary composition, for use in the laundering or treatment of fabrics, comprising an admix of (i) clay and (ii) a silicone in an emulsified form.
    Type: Application
    Filed: July 6, 2009
    Publication date: October 29, 2009
    Inventors: Kevin Graham Blyth, Andrew Russell Graydon, Colin Stephenson
  • Composition for use in the laundering or treatment of fabrics, and a process for making the composition
    Patent number: 7572760
    Abstract: The present invention relates to an auxiliary composition, for use in the laundering or treatment of fabrics, comprising an admix of (i) clay and (ii) a silicone in an emulsified form.
    Type: Grant
    Filed: October 31, 2007
    Date of Patent: August 11, 2009
    Assignee: The Procter & Gamble Company
    Inventors: Kevin Graham Blyth, Andrew Russell Graydon, Colin Stephenson
  • Composition for use in the laundering or treatment of fabrics
    Patent number: 7459423
    Abstract: The present invention relates to an auxiliary composition in particulate form for the laundering or treatment of fabrics, the auxiliary composition comprises a co-particulate admix of: (i) clay; and (ii) silicone; and (iii) optionally, a charged polymeric fabric-softening boosting component; and (iv) optionally one or more adjunct components; wherein the auxiliary composition has a Flowability Index (FI) of from 0.5 to 21, wherein FI=P×R, wherein P=the weight average primary particle size of the clay expressed in micrometers, and R=the weight ratio of silicone to clay.
    Type: Grant
    Filed: February 3, 2005
    Date of Patent: December 2, 2008
    Assignee: The Procter & Gamble Company
    Inventors: Kevin Graham Blyth, Andrew Russell Graydon, Julian David Martin, Colin Stephenson
  • Composition for use in the laundering or treatment of fabrics, and a process for making the composition
    Publication number: 20080269101
    Abstract: The present invention relates to an auxiliary composition, for use in the laundering or treatment of fabrics, comprising an admix of (i) clay and (ii) a silicone in an emulsified form.
    Type: Application
    Filed: October 31, 2007
    Publication date: October 30, 2008
    Inventors: Kevin Graham Blyth, Andrew Russell Graydon, Colin Stephenson
  • Composition for use in the laundering or treatment of fabrics, and a process for making the composition
    Patent number: 7304024
    Abstract: The present invention relates to an auxiliary composition, for use in the laundering or treatment of fabrics, comprising an admix of (i) clay and (ii) a silicone in an emulsified form.
    Type: Grant
    Filed: February 3, 2005
    Date of Patent: December 4, 2007
    Assignee: The Procter & Gamble Company
    Inventors: Kevin Graham Blyth, Andrew Russell Graydon, Colin Stephenson
  • Composition for use in the laundering or treatment of fabrics
    Publication number: 20050170997
    Abstract: The present invention relates to an auxiliary composition in particulate form for the laundering or treatment of fabrics, the auxiliary composition comprises a co-particulate admix of: (i) clay; and (ii) silicone; and (iii) optionally, a charged polymeric fabric-softening boosting component; and (iv) optionally one or more adjunct components; wherein the auxiliary composition has a Flowability Index (FI) of from 0.5 to 21, wherein FI=P×R, wherein P=the weight average primary particle size of the clay expressed in micrometers, and R=the weight ratio of silicone to clay.
    Type: Application
    Filed: February 3, 2005
    Publication date: August 4, 2005
    Inventors: Kevin Blyth, Andrew Graydon, Julian Martin, Colin Stephenson
  • Composition for use in the laundering or treatment of fabrics, and a process for making the composition
    Publication number: 20050170995
    Abstract: The present invention relates to an auxiliary composition, for use in the laundering or treatment of fabrics, comprising an admix of (i) clay and (ii) a silicone in an emulsified form.
    Type: Application
    Filed: February 3, 2005
    Publication date: August 4, 2005
    Inventors: Kevin Graham Blyth, Andrew Russell Graydon, Colin Stephenson
  • Detergent compositions and components thereof
    Patent number: 6878680
    Abstract: Detergent compositions comprising bleach catalysts or perfumes are disclosed. In particular, components comprising the bleach catalysts or perfumes are disclosed. In particular, the bleach catalysts are formed into stable particles having low moisture content and low moisture pick-up. Particles are also described having low surface area. Particles containing bleach catalysts or perfumes are also described comprising a protective agent which reacts with water to form non-water reaction products, particularly preferred protective agents being bleach activators.
    Type: Grant
    Filed: April 30, 2003
    Date of Patent: April 12, 2005
    Assignee: Procter & Gamble
    Inventors: David Johnathan Kitko, Colin Stephenson
  • Detergent compositions and components thereof
    Publication number: 20030232734
    Abstract: Detergent compositions comprising bleach catalysts or perfumes are disclosed. In particular, components comprising the bleach catalysts or perfumes are disclosed. In particular, the bleach catalysts are formed into stable particles having low moisture content and low moisture pick-up. Particles are also described having low surface area. Particles containing bleach catalysts or perfumes are also described comprising a protective agent which reacts with water to form non-water reaction products, particularly preferred protective agents being bleach activators.
    Type: Application
    Filed: April 30, 2003
    Publication date: December 18, 2003
    Inventors: David Johnathan Kitko, Colin Stephenson